Darwin: added version check for installation of python3

eosio_build.sh

@@ -30,20 +30,22 @@
 # https://github.com/EOSIO/eos/blob/master/LICENSE.txt
 ##########################################################################
 
-	VERSION=1.1
+	VERSION=1.2
 	ULIMIT=$( ulimit -u )
 	WORK_DIR=$PWD
 	BUILD_DIR=${WORK_DIR}/build
 	TEMP_DIR=/tmp
 	ARCH=$( uname )
-	DISK_MIN=20
-	PYTHON_MIN=3
 	TIME_BEGIN=$( date -u +%s )
 	txtbld=$(tput bold)
 	bldred=${txtbld}$(tput setaf 1)
 	txtrst=$(tput sgr0)
 
-	printf "\n\t$( date -u )\n"
+	DISK_MIN=20
+	PYTHON_MIN=3
+
+	printf "\n\tBeginning build version: ${VERSION}\n"
+	printf "\t$( date -u )\n"
 	printf "\tgit head id: $( cat .git/refs/heads/master )\n"
 	printf "\tCurrent branch: $( git branch | grep \* )\n"
 	printf "\n\tARCHITECTURE: ${ARCH}\n"
@@ -174,7 +176,7 @@
 	
 	TIME_END=$(( `date -u +%s` - $TIME_BEGIN ))
 
-	printf  "\t _______  _______  _______ _________ _______\n"
+	printf  "\t _______ _______  _______ _________ _______\n"
 	printf "\t(  ____ \(  ___  )(  ____ \\__   __/(  ___  )\n"
 	printf "\t| (    \/| (   ) || (    \/   ) (   | (   ) |\n"
 	printf "\t| (__    | |   | || (_____    | |   | |   | |\n"

scripts/eosio_build_darwin.sh

@@ -5,7 +5,7 @@
 
 	MEM_GIG=`bc <<< "($(sysctl -in hw.memsize) / 1024000000)"`
 
-	CPU_SPEED=`bc <<< "scale=2; ($(sysctl -in hw.cpufrequency) / 100000000) / 10"`
+	CPU_SPEED=`bc <<< "scale=2; ($(sysctl -in hw.cpufrequency) / 10^6) / 10"`
 	CPU_CORE=$( sysctl -in machdep.cpu.core_count )
 
 	blksize=`df . | head -1 | awk '{print $2}' | cut -d- -f1`
@@ -22,7 +22,7 @@
 	printf "\tPhysical Memory: $MEM_GIG Gbytes\n"
 	printf "\tDisk space total: ${DISK_TOTAL}G\n"
 	printf "\tDisk space available: ${DISK_AVAIL}G\n\n"
-	
+
 	if [ $MEM_GIG -lt 8 ]; then
 		echo "Your system must have 8 or more Gigabytes of physical memory installed."
 		echo "Exiting now."
@@ -100,7 +100,7 @@
 			printf '\t\t %s found\n' "$name"
 			continue
 		fi
-		# resolve conflict with homebrew glibtool and apples install of libtool
+		# resolve conflict with homebrew glibtool and apple/gnu installs of libtool
 		if [ ${testee} == "/usr/local/bin/glibtool" ]; then
 			if [ ${tester} "/usr/local/bin/libtool" ]; then
 				printf '\t\t %s found\n' "$name"
@@ -117,6 +117,16 @@
 		let COUNT++
 	done < scripts/eosio_build_dep
 	IFS=${var_ifs}
+		
+	printf "\tChecking Python3 ... "
+	if [ `python --version | tr - ' ' | cut -d ' ' -f2 | cut -d'.' -f1` != ${PYTHON_MIN} ]; then
+		DEP=$DEP"python@${PYTHON_MIN} "
+		DISPLAY="${DISPLAY}${COUNT}. Python 3\n\t"
+		printf "\t\t python${PYTHON_MIN} ${bldred}NOT${txtrst} found.\n"
+		let DCOUNT++
+	else
+		printf "\t\t Python3 found\n"
+	fi
 
 	if [ $DCOUNT -ne 0 ]; then
 		printf "\n\tThe following dependencies are required to install EOSIO.\n"